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 ###Instrução: Quais pontos da OWGR têm datas de 10 a 13 de maio?
 ###Tabelas: CREATE TABLE achievements__&__competitions (achievements__&__competitions_id AUTO_INCREMENT PRIMARY KEY, Competition VARCHAR, Place VARCHAR, Year INT, Horse VARCHAR, Rank VARCHAR) CREATE TABLE tournament_results (tournament_results_id AUTO_INCREMENT PRIMARY KEY, Dates VARCHAR, Tournament VARCHAR, Prize fund ( ￥ ) INT, Winner VARCHAR, OWGR pts INT) CREATE TABLE islands (islands_id AUTO_INCREMENT PRIMARY KEY, Island VARCHAR, Gaelic Name VARCHAR, Location VARCHAR, Area ( ha ) INT, Population INT, Last inhabited VARCHAR, Height (m) INT) CREATE TABLE top-performing_clubs_in_the_prime_league (top-performing_clubs_in_the_prime_league_id AUTO_INCREMENT PRIMARY KEY, Club VARCHAR, Champions INT, Runners-up INT, 3rd-Place INT, 4th-Place INT) CREATE TABLE by_country_tally (by_country_tally_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Country/Territory VARCHAR, Manhunt International INT, 1st runner-up INT, 2nd runner-up INT, 3rd runner-up INT, 4th runner-up INT, Semifinalists INT, Total INT)  
SELECT SUM OWGR pts FROM tournament_results WHERE Dates = may 10-13